%0 Journal Article %A Bessouf, Ouahiba %A Khelladi, Abdelkader %A Zaslavsky, Thomas %T Transitive closure and transitive reduction in bidirected graphs %J Czechoslovak Mathematical Journal %D 2019 %P 295-315 %V 69 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2019.0644-16/ %R 10.21136/CMJ.2019.0644-16 %G en %F 10_21136_CMJ_2019_0644_16